| Type | New Model | Old Model | Inside(mm) | Outside(mm) | Thickness(mm) | Cr(kN) | Cor(kN) | Grease rpm(r/min) | Oil rpm(r/min) | Weight(kg) |
| Angular Contact Ball Bearing | 7003AC/DB | 246103 | 17 | 35 | 20 | 10.9 | 8.25 | 18000 | 23000 | 0.09 |
| Angular Contact Ball Bearing | 7003AC/DF | 346103 | 17 | 35 | 20 | 10.9 | 8.25 | 18000 | 23000 | 0.09 |
| Angular Contact Ball Bearing | 7003AC/DT | 446103 | 17 | 35 | 20 | 10.9 | 8.25 | 18000 | 23000 | 0.09 |
| Angular Contact Ball Bearing | 7003C/DB | 236103 | 17 | 35 | 20 | 11.9 | 8.95 | 25000 | 33000 | 0.087 |
| Angular Contact Ball Bearing | 7003C/DF | 336103 | 17 | 35 | 20 | 11.9 | 8.95 | 25000 | 33000 | 0.087 |
| Angular Contact Ball Bearing | 7003C/DT | 436103 | 17 | 35 | 20 | 11.9 | 8.95 | 25000 | 33000 | 0.087 |
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